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14-1120.fm Page 1 Wednesday, January 19, 2000 4:27 PM
Cat. No. 14-1120
OWNER’S MANUAL
Please read before using this equipment.
CTR-114
Auto Reverse
Voice-Activated
Cassette Recorder
with Two-Speed
Recording
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14-1120.fm Page 2 Wednesday, January 19, 2000 4:27 PM FEATURES Your Optimus CTR-114 Auto-Reverse Voice-Activat- ed Cassette Recorder offers the greatest conve- nience in recording technology. You can have recording begin and end according to the sound level in a room, which gives you hands-free operation while recording. The CTR-114’s microphone is sensi- tive enough for the boardroom, a seminar, or a lec- ture hall. And it’s small enough to fit in your briefcase or purse, so it can go wherev
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14-1120.fm Page 3 Wednesday, January 19, 2000 4:27 PM Playback Speed Control — lets you adjust the play- back speed of your tape. Built-in Microphone — lets you make quality re- cordings without having to use an external micro- phone. External Microphone Jack — lets you connect an optional external microphone for unidirectional re- cording, reducing background noise. One-Touch Recording — lets you start recording with the press of a button. Cue/Review — lets you listen to recordings at high s
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14-1120.fm Page 4 Wednesday, January 19, 2000 4:27 PM Tape Counter — helps you quickly find a specific section on the cassette. It resets with the touch of a button. Automatic Level Control — automatically sets the correct recording level. Three Power Sources — let you power your cas- sette recorder from internal batteries (not supplied), standard AC power (with an optional AC adapter), or your vehicle’s battery (with an optional DC adapter). Automatic Shut-Off Mechanism — automatically shuts
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14-1120.fm Page 5 Wednesday, January 19, 2000 4:27 PM CONTENTS Preparation ........................................................... 6 Connecting Power .......................................... 6 Using Battery Power ................................ 6 Using AC Power ...................................... 9 Using Vehicle Battery Power ................. 11 Connecting an Earphone .............................. 13 Listening Safely ..................................... 14 Traffic Safety .......
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14-1120.fm Page 6 Wednesday, January 19, 2000 4:27 PM PREPARATION CONNECTING POWER You can power your CTR-114 from: • internal batteries • AC power (with an optional AC adapter) • vehicle battery power (with an optional DC adapter) Note: Connecting an adapter automatically discon- nects internal batteries. Using Battery Power You can power the CTR-114 with two AA batteries (not supplied). For the best performance and longest life, we recommend alkaline batteries, such as Ra- dioShack Cat.
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14-1120.fm Page 7 Wednesday, January 19, 2000 4:27 PM Cautions: • Use only fresh batteries of the required size and recommended type. • Do not mix old and new batteries, different types of batteries (standard, alkaline, or recharge- able), or rechargeable batteries of different capacities. Follow these steps to install batteries. 1. Press down and slide the battery compartment cover in the direction of the arrow, then lift open the cover. 2. Put the batteries in the compartment as indi- cate
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14-1120.fm Page 8 Wednesday, January 19, 2000 4:27 PM The CTR-114 has three colored battery indicators which show how much power is left in the batteries. The battery indicators light when you press STOP, PLAY, RECORD, or . BATTERY Green Orange Red Indicators F (full) M (medium) L (low) When the red (L) battery indicator lights, replace both batteries. Caution: Always dispose of old batteries promptly and properly. Do not burn or bury them. 8
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14-1120.fm Page 9 Wednesday, January 19, 2000 4:27 PM Important: This product is capable of using re- chargeable nickel-cadmium batteries. At the end of a nickel cadmium battery’s useful life, it must be recy- cled or disposed of properly. Contact your local, county, or state hazardous waste management au- thorities for information on recycling or disposal pro- grams in your area. Some options that might be available are: municipal curbside collection, drop-off boxes at retailers such as yo
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14-1120.fm Page 10 Wednesday, January 19, 2000 4:27 PM • Be sure you connect the adapter to the cassette recorder before you plug it into the AC outlet, and unplug the adapter from the AC outlet before you unplug it from the cassette recorder. Follow these steps to connect the cassette recorder to AC power. 1. Set the adapter’s voltage switch to 3V. 2. Insert the adapter’s 3.4 mm outer diameter/1.3 mm inner diameter barrel plug into the adapter’s cord, with the tip set to negative. 3. Insert
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14-1120.fm Page 11 Wednesday, January 19, 2000 4:27 PM Using Vehicle Battery Power To power the recorder from your vehicle’s battery, you need a DC adapter, such as Cat. No. 270-1562. Cautions: • You must use a DC adapter that supplies at least 3 volts DC power and delivers at least 400 mA. Its center tip must be set to negative, and its bar- rel plug must properly fit the recorder’s DC 3V jack. The recommended adapter meets these specifications. Using an adapter that does not meet these spec
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14-1120.fm Page 12 Wednesday, January 19, 2000 4:27 PM Follow these steps to power the cassette recorder from your vehicle’s battery. 1. Set the adapter’s voltage switch to 3V. 2. Insert the adapter’s 3.4 mm outer diameter/1.3 mm inner diameter barrel plug into the adapter’s cord, with the tip set to negative. 3. Insert the plug into the cassette recorder’s DC 3V jack. 4. Plug the other end of the adapter into the vehi- cle’s cigarette-lighter socket. 12
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14-1120.fm Page 13 Wednesday, January 19, 2000 4:27 PM CONNECTING AN EARPHONE 1 You can use an optional earphone with a /8-inch (3.5-mm) plug to listen to a tape in privacy. Insert the earphone’s plug into the cassette recorder’s EAR jack. Notes: • You can also use an earphone during recording to listen to what the recorder is picking up through the internal or an external microphone. (See “Recording” on Page 18.) • Your local RadioShack store carries a wide selection of earphones. 13
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14-1120.fm Page 14 Wednesday, January 19, 2000 4:27 PM Listening Safely To protect your hearing, follow these guidelines when you use an earphone. • Rotate the volume to the lowest setting before you begin listening. After you begin listening, adjust the volume to a comfortable level. • Do not listen at extremely high volume levels. Extended high-volume listening can lead to per- manent hearing loss. • Once you set the volume, do not increase it. Over time, your ears adapt to the volume level
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14-1120.fm Page 15 Wednesday, January 19, 2000 4:27 PM CONNECTING AN EXTERNAL MICROPHONE You can connect an external microphone (not sup- 1 plied) with a /8-inch (3.5-mm) plug to the recorder’s MIC jack. Connecting an external microphone auto- matically disconnects the built-in microphone. Note: Your local RadioShack store sells a variety of microphones. 15
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14-1120.fm Page 16 Wednesday, January 19, 2000 4:27 PM ATTACHING THE WRIST STRAP Attach the supplied wrist strap to the CTR-114 to make it easier to carry and to reduce the risk of acci- dentally dropping it. Thread the strap’s small loop around the metal pin on the corner of the CTR-114. Then insert the opposite end of the strap through the slim loop and pull it until the slim loop tightens around the metal pin. Hint: If you have difficulty threading the slim loop around the medal pin, use t
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14-1120.fm Page 17 Wednesday, January 19, 2000 4:27 PM OPERATION You can use the recorder to play normal bias, high- bias, and metal tapes. However, you should only use normal bias (Type I) tapes for recording. If you record on metal or high-bias tapes, the recorded sound will not erase properly. LOADING A CASSETTE TAPE 1. Take up any slack in the tape by turning the cas- sette’s hub with a pencil. Do not touch the exposed tape. 2. Lift open the cassette compartment door. 17
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14-1120.fm Page 18 Wednesday, January 19, 2000 4:27 PM 3. Insert a cassette into the door’s tape guides with the cassette’s open edge facing up. 4. Close the door. RECORDING You can record using the built-in microphone or an optional external microphone. For the best perfor- mance, use any normal bias (Type I) tape up to 90 minutes long. We do not recommend 120-minute tapes because they are thin and can easily tangle. Notes: • The ALC (Automatic Level Control) circuit auto- matically sets t
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14-1120.fm Page 19 Wednesday, January 19, 2000 4:27 PM • If you want to record on only one side of a tape, load the tape so the side you want to record on faces inside the cassette compartment, set DIRECTION to REV, then start the recording. Caution: If you load a cassette with the erase-pro- tection tabs broken off, do not try to force down RECORD. This can damage the recording mecha- nism. (See “Preventing Accidental Erasure” on Page29.) Follow these steps to record. 1. Load a blank casset
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14-1120.fm Page 20 Wednesday, January 19, 2000 4:27 PM 3. To record specific voices without background interference, slide VOICE ZOOM to ON. The CTR- 114 cuts off higher and lower frequency signals (background noise) and enhances the mid- range. 4. Slide REC SPEED to NORM for normal recording, or to EXT for extended recording (twice the nor- mal recording time). At the EXT setting, the recorder puts the recording in half the space used during normal speed. Note: Tapes recorded at the EXT sett
